40000250001 has 16 divisors (see below), whose sum is σ = 54246528000. Its totient is φ = 26210551248.

The previous prime is 40000249963. The next prime is 40000250021. The reversal of 40000250001 is 10005200004.

It is not a de Polignac number, because 40000250001 - 2¹⁹ = 39999725713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40000250021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1345900 + ... + 1375298.

It is an arithmetic number, because the mean of its divisors is an integer number (3390408000).

Almost surely, 2^40000250001 is an apocalyptic number.

It is an amenable number.

40000250001 is a deficient number, since it is larger than the sum of its proper divisors (14246277999).

40000250001 is a wasteful number, since it uses less digits than its factorization.

40000250001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37148.

The product of its (nonzero) digits is 40, while the sum is 12.

Adding to 40000250001 its reverse (10005200004), we get a palindrome (50005450005).

It can be divided in two parts, 400002 and 50001, that multiplied together give a palindrome (20000500002).

The spelling of 40000250001 in words is "forty billion, two hundred fifty thousand, one".